KR20230063398A - Apparatus for safety of vehicle - Google Patents

Abstract

A safety device for a vehicle according to an embodiment includes an active safety sensing unit including a first sensor for detecting an object around the vehicle; a collision sensing unit including a second sensor for detecting a collision of the vehicle; and a control unit controlling the first airbag and the second airbag according to the sensed object or collision, wherein the control unit determines whether a collision is possible, determines an expected collision direction when a collision is expected, and A deployment signal may be transmitted to at least one first airbag of the plurality of first airbags installed in at least one part in the collision expected direction.

Description

Vehicle safety device {APPARATUS FOR SAFETY OF VEHICLE}

One embodiment of the present invention relates to a safety device for a vehicle, and more specifically, to a safety device for a vehicle for a self-contained safety device system.

Due to the recent increase in demand for enjoying hobbies such as camping, movement using vehicles is increasing, and accordingly, the risk of vehicle accidents is also increasing.

In the case of long-distance movement, accidents in which vehicles collide with obstacles often occur because most of them are first encountered, and since there is a greater risk in the case of high-speed driving, the demand for safety devices for vehicles is increasing.

For this purpose, many studies have been conducted, but the existing problems have not been solved.

A safety device for a vehicle according to an embodiment includes an active safety sensing unit including a first sensor for detecting an object around the vehicle; a collision sensing unit including a second sensor for detecting a collision of the vehicle; and a control unit controlling the first airbag and the second airbag according to the sensed object or collision, wherein the control unit determines whether a collision is possible, determines an expected collision direction when a collision is expected, and A deployment signal may be transmitted to at least one first airbag of the plurality of first airbags installed in at least one part in the collision expected direction.

The first airbag according to an embodiment may include a cushion and an inflator.

The active safety sensing unit according to an embodiment transmits data on a collision expected object among the detected objects to the control unit, and the control unit determines whether or not a collision is possible based on the received data on the collision expected object; , When a collision is expected, a deployment signal may be transmitted to a first airbag in a direction in which a collision is expected among the plurality of first airbags.

According to an embodiment, the first airbag in the direction in which the collision is expected is deployed when the deployment signal is received, and at least a portion of the cushion may be inflated.

The first airbag according to an embodiment includes a plurality of cushions, and gas may be supplied to each of the plurality of cushions differently according to the received deployment signal.

The first airbag according to an embodiment includes a plurality of cushions, the plurality of cushions are stacked and connected to each other, at least one of the plurality of cushions is connected to at least one gas supply pipe, and the plurality of cushions are connected to each other. The cushion may be equally gassed according to the received deployment signal.

According to an embodiment, the plurality of cushions are connected to a plurality of gas supply pipes, and at least one cushion among the plurality of cushions is connected to at least one gas supply pipe among the plurality of gas supply pipes, respectively, and responds to the received deployment signal. Accordingly, gas may be equally supplied to each of the plurality of gas supply pipes.

According to an embodiment, the first airbag is mounted on at least a part of a seat of the vehicle, the second airbag is mounted on at least a part of the seat of the vehicle or a position close to the seat of the vehicle, and the collision sensing unit , The detected collision data may be transmitted to the controller, and the controller may transmit a deployment signal to the second airbag based on the received collision data.

An airbag control method for controlling an airbag of a vehicle safety device according to an embodiment includes receiving data about an object expected to collide from a sensor that detects an object around the vehicle; determining whether a collision is possible based on the received data on the predicted collision object; and when a collision is expected, determining a collision expected direction and transmitting a deployment signal to a first airbag in the expected collision direction, wherein the transmitting of the deployment signal to the first airbag comprises at least a portion of the vehicle. A deployment signal may be transmitted to at least one first airbag in a collision expected direction among a plurality of first airbags mounted on the vehicle.

The airbag control method according to an embodiment may include receiving data on a collision detected from a sensor that detects a collision of the vehicle; and determining whether there is a collision based on the received collision data, and transmitting a deployment signal to a second airbag in a collision direction.

1 is a block diagram of a safety device for a vehicle according to an embodiment.
2 is a diagram illustrating a passenger behavior control module for a passenger behavior control airbag of a vehicle safety device according to an embodiment.
3 is a view showing a driver's seat of a vehicle equipped with a vehicle safety device according to an embodiment.
4 is a plan view of a passenger behavior control airbag of a safety device for a vehicle according to an embodiment.
5 is a view showing a cross section and a cushion shape of an airbag of a vehicle safety device according to an embodiment.
6 is a view showing a cross section and a cushion shape of an airbag to which a gas supply pipe of a vehicle safety device according to an embodiment is added.
7 is a view showing a cross section of an airbag and an independent cushion shape of a vehicle safety device according to an embodiment.
8 is a diagram illustrating a first airbag and a second airbag of a safety device for a vehicle according to an embodiment.
9 is a flowchart illustrating an airbag control method for controlling an airbag of a safety device for a vehicle according to an exemplary embodiment.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

However, the technical idea of the present invention is not limited to some of the described embodiments, but may be implemented in a variety of different forms, and if it is within the scope of the technical idea of the present invention, one or more of the components among the embodiments can be selectively implemented. can be used by combining and substituting.

In addition, terms (including technical and scientific terms) used in the embodiments of the present invention, unless explicitly specifically defined and described, can be generally understood by those of ordinary skill in the art to which the present invention belongs. It can be interpreted as meaning, and commonly used terms, such as terms defined in a dictionary, can be interpreted in consideration of contextual meanings of related technologies.

Also, terms used in the embodiments of the present invention are for describing the embodiments and are not intended to limit the present invention.

In this specification, the singular form may also include the plural form unless otherwise specified in the phrase, and when described as “at least one (or more than one) of A and (and) B and C”, A, B, and C are combined. may include one or more of all possible combinations.

Also, terms such as first, second, A, B, (a), and (b) may be used to describe components of an embodiment of the present invention.

These terms are only used to distinguish the component from other components, and the term is not limited to the nature, order, or order of the corresponding component.

In addition, when a component is described as being 'connected', 'coupled' or 'connected' to another component, the component is not only directly connected to, combined with, or connected to the other component, but also with the component. It may also include the case of being 'connected', 'combined', or 'connected' due to another component between the other components.

In addition, when it is described as being formed or disposed on “above (above) or below (below)” of each component, “upper (above)” or “lower (below)” is not only a case where two components are in direct contact with each other, but also one A case in which another component above is formed or disposed between two components is also included. In addition, when expressed as “up (up) or down (down)”, it may include the meaning of not only the upward direction but also the downward direction based on one component.

Hereinafter, the embodiments will be described in detail with reference to the accompanying drawings, but the same or corresponding components regardless of reference numerals are given the same reference numerals, and overlapping descriptions thereof will be omitted.

1 is a block diagram of a safety device for a vehicle according to an embodiment.

The vehicle safety device or at least one component of the vehicle safety device may include, but is not limited to, at least a portion of components such as a memory, a data transceiver, a processor, an electronic circuit, an electric circuit, a logic circuit, a communication circuit, and a semiconductor. does not

Referring to FIG. 1 , a safety device for a vehicle may include an active safety sensing unit 110 , a collision sensing unit 120 , and a control unit 130 .

The active safety sensing unit 110 may include a first sensor that detects objects around the vehicle.

The first sensor may be at least one of a camera, lidar, and radar, and the active safety sensing unit 110 may be combined with a plurality of first sensors.

The active safety sensing unit 110 may detect a side collision expected object through a camera, lidar, or radar. The active safety sensing unit 110 may detect an object expected to collide with a frontal collision through a camera, lidar, or radar. The active safety sensing unit 110 may detect a rear collision predicted object through a camera, lidar, or radar.

The active safety sensing unit 110 may transmit data such as data on the predicted collision object detected by the control unit 130 .

The collision sensing unit 120 may include a second sensor that detects a vehicle collision.

The second sensor may be at least one of an acceleration sensor and a pressure sensor that detects a collision signal, and the collision sensing unit 120 may be combined with a plurality of second sensors.

The controller 130 may control the first airbag 140 and the second airbag 150 according to the detected object or collision.

The control unit 130 determines whether or not a collision is possible, and when a collision is expected, determines an expected collision direction, and selects at least one first airbag in the expected collision direction among a plurality of first airbags 140 installed in at least a part of the vehicle. A deployment signal may be transmitted to the airbag 140 .

The predicted collision direction may include front, side, rear, and the like. The controller 130 may operate at least one first airbag 140 in a direction in which a collision is predicted.

The first airbag 140, which is operated by transmitting a deployment signal, is deployed, and applies force to a passenger or driver sitting in a vehicle or seat to move the passenger in a desired direction. The desired direction may be opposite to the expected collision direction.

The vehicle safety device may further include a first airbag 140 and a second airbag 150 .

According to one embodiment, the first airbag 140 or the second airbag 150 may include a cushion and an inflator.

The first airbag 140 may be a pre-side airbag as a passenger behavior control airbag that induces passenger behavior by using components including a cushion and an inflator. The second airbag 150 is an airbag that absorbs collision energy or restricts passenger behavior by using components including a cushion and an inflator, and is at least one of a side airbag, a passenger airbag, and a driver airbag. It may contain one airbag.

According to an embodiment, the active safety sensing unit 110 transmits data on a predicted collision object among the detected objects to the controller 130, and the controller 130 transmits data on the received predicted collision object based on the data. Determines whether a collision is possible, but when a collision is expected, a deployment signal may be transmitted to the first airbag 140 in the direction in which a collision is expected among the plurality of first airbags 140 .

When the first airbag 140 is deployed, the center of gravity of the occupant seated in the seat may move in a direction opposite to the expected collision direction.

The controller 130 may include a control unit that determines whether an airbag is deployed.

According to one embodiment, the first airbag 140 in the direction in which a collision is expected is deployed when a deployment signal is received, and at least a portion of the cushion may be inflated.

According to one embodiment, the first airbag 140 may include a plurality of cushions.

Gas may be supplied to each of the plurality of cushions differently according to the received deployment signal.

According to one embodiment, the first airbag 140 may include a plurality of cushions.

A plurality of cushions may be stacked and connected to each other, at least one of the plurality of cushions may be connected to at least one gas supply pipe, and gas may be equally supplied to the plurality of cushions according to a received deployment signal.

According to one embodiment, a plurality of cushions are connected to a plurality of gas supply pipes, at least one cushion of the plurality of cushions is connected to at least one gas supply pipe of the plurality of gas supply pipes, respectively, and a plurality of cushions according to the received deployment signal. Gas may be equally supplied to each of the gas supply pipes.

According to one embodiment, the first airbag 140 may be mounted on at least a portion of a vehicle seat, and the second airbag 150 may be mounted on at least a portion of the vehicle seat or a position close to the vehicle seat.

The collision sensing unit 120 transmits data on the detected collision to the controller 130, but the controller 130 may transmit a deployment signal to the second airbag 150 based on the received data on the collision. there is.

The collision sensing unit 120 may transmit data, such as data on a collision detected using an acceleration sensor or a pressure sensor, to the control unit 130 after the collision.

The controller 130 may transmit a deployment signal to the second airbag 150 in the direction of the collision among the plurality of second airbags 150 based on the received collision data.

Upon receiving the deployment signal, the second airbag 150 may absorb collision energy in the direction of the collision or restrict the motion of the occupant. The second airbag 150 includes a frontal airbag (DAB: Driver AirBag/PAB: Passenger AirBag/KAB: Knee AirBag) that protects the passenger's head/chest/knee in the event of a frontal collision of the vehicle, and a passenger's head/chest in the event of a side collision. / Side airbags (CAB: Curtain AirBag /SAB: Side AirBag) that protect the pelvis and prevent passengers from leaving the vehicle, and center side airbags (CSAB: Center Side AirBag) that reduce injuries in the event of a collision between passengers or on the other side , a far-side airbag and a panoramic sunroof airbag.

2 is a diagram illustrating a passenger behavior control module for a passenger behavior control airbag of a vehicle safety device according to an embodiment.

As a passenger behavior control airbag, the first airbag includes a cushion 230 that can inflate or inflate to apply force to the passenger, a gas supplier 210 that inflates or inflates the cushion, and a gas supply pipe connecting the two, or A connecting hose 220 may be included as a passenger behavior control module.

3 is a view showing a driver's seat of a vehicle equipped with a vehicle safety device according to an embodiment.

Four first airbags 310, 320, 330, and 340 may be mounted on the lower part of the seat in the up/down/left/right direction, etc. based on the seat.

The first airbag may include a 1-1 airbag 310 , a 1-2 airbag 320 , a 1-3 airbag 330 , and a 1-4 airbag 340 . Among the first airbags 310, 320, 330, and 340, the 1-1 airbag 310 and the 1-2 airbag 320 may be disposed toward the center console of the vehicle. Of the first airbags 310 , 320 , 330 , and 340 , the first to third airbags 330 and the first to fourth airbags 340 may be disposed toward the door trim of the vehicle. Of the first airbags 310, 320, 330, and 340, the 1-1 airbag 310 and the 1-3 airbag 330 may be disposed toward the rear of the vehicle. Among the first airbags 310, 320, 330, and 340, the 1st-2nd airbag 320 and the 1st-4th airbag 340 may be disposed toward the front of the vehicle.

The first airbags 310, 320, 330, and 340 may be disposed to have an area equal to at least a portion of an area of a lower portion or a lower portion of a vehicle seat where a passenger sits.

The first airbags 310, 320, 330, and 340 may be arranged in a row or column arrangement, or in a matrix form, on one end surface of a vehicle seat.

4 is a plan view of a passenger behavior control airbag of a safety device for a vehicle according to an embodiment.

When the first airbag operates as a passenger behavior control airbag, gas is supplied to the cushion from the gas supplier and inflated, and the passenger can move through the reaction force supported by the seat frame.

When a side collision is expected using the first sensor of the active safety sensing unit, the first airbag operates before the airbag installed outside the seat frame to transmit force to the occupant in the direction of the center of the seat, thereby causing passenger behavior.

A cross-section (A-A) including at least a portion of the first airbag may include a symmetrical structure with respect to the first airbag.

The cushion of the first airbag is installed by connecting one or more gas supply pipes, and single or multiple cushions may be bonded or layered to increase an inflated amount.

5 is a view showing a cross section and a cushion shape of an airbag of a vehicle safety device according to an embodiment.

The first airbag along cross section A-A in FIG. 4 may be disposed below the buttocks 501 of the passenger. The cushion 511 of the first airbag may be disposed above the fan of the seat 502 . The cushion 511 of the first airbag may be mounted on the seat 502 .

According to one embodiment, the first airbag may include a plurality of cushions 511 . A plurality of cushions 511 are stacked and connected to each other, at least one of the plurality of cushions is connected to at least one gas supply pipe 512, and the plurality of cushions 511 are equally gas according to the received deployment signal. can be supplied.

The plurality of cushions 511 may increase upward movement of passengers in the shape of a bellows.

6 is a view showing a cross section and a cushion shape of an airbag to which a gas supply pipe of a vehicle safety device according to an embodiment is added.

The first airbag along cross section A-A in FIG. 4 may be disposed below the buttocks 501 of the passenger. The cushion 511 of the first airbag may be disposed above the fan 502 of the seat. The cushion 511 of the first airbag may be mounted on the seat 502 .

According to one embodiment, the plurality of cushions 511 are connected to a plurality of gas supply pipes 521 and 522, and at least one of the plurality of cushions 511 is connected to at least one gas supply pipe 521 of the plurality of gas supply pipes. , 522), and gas may be equally supplied to each of the plurality of gas supply pipes 521 and 522 according to the received development signal.

The plurality of gas supply pipes 521 and 522 can instantaneously increase the amount of gas entering the plurality of cushions 511 by adding a gas supply pipe connected to the plurality of cushions 511 of the first airbag.

7 is a view showing a cross section of an airbag and an independent cushion shape of a vehicle safety device according to an embodiment.

The first airbag along cross section A-A in FIG. 4 may be disposed below the buttocks 501 of the passenger. The cushions 531, 532, and 533 of the first airbag may be disposed above the fan 502 of the seat. The cushions 531 , 532 , and 533 of the first airbag may be separated into three stages and stacked on the seat 502 .

According to one embodiment, the first airbag may include a plurality of cushions 531, 532, and 533. Gas may be supplied to each of the plurality of cushions 531, 532, and 533 differently by the gas supply pipes 534, 535, and 536 connected thereto according to the received deployment signal.

Each of the cushions 531, 532, and 533 acts independently so that the amount of movement of the passenger can be adjusted.

8 is a diagram illustrating a first airbag and a second airbag of a safety device for a vehicle according to an embodiment.

The first airbags (①, ②, ③, ④) are passenger behavior control airbags that operate before a collision event occurs (TTC = 0 ms). At this time, the TTC is the time taken until the collision and is the expected collision time (Time to Collision).

If a collision is expected on the driver's side (LH) side, which is the near side of the passenger, the 1-3 and 1-4 airbags (③, ④) installed in the seat frame on the side of the collision are activated or deployed. Then, the passenger is pushed or moved toward the passenger seat side (RH), which is inside the vehicle, and after a collision, the side airbag 820, which is a second airbag, is activated or deployed to protect the passenger.

If a collision is expected on the front passenger side (RH) side, which is the far side of the passenger, the 1-1 and 1-2 airbags (①, ②) installed in the seat frame on the side of the collision are activated or deployed. The passenger is pushed or moved toward the driver's seat side (LH), which is the outside of the vehicle, and after a collision, the center side airbag 810 as a second airbag is activated or deployed to protect the passenger.

If a collision is expected from the front of the passenger, the 1-2 airbag and the 1-4 airbag (②, ④) installed on the seat frame on the side of the collision are activated or deployed to push the passenger's knee up or It is lifted to prevent submarine, and after a collision, the front airbag DAB or PAB among the second airbags is activated or deployed to protect the occupants.

9 is a flowchart illustrating an airbag control method for controlling an airbag of a safety device for a vehicle according to an exemplary embodiment.

Referring to FIG. 9 , an airbag control method for controlling an airbag of a vehicle safety device performed by at least one of a vehicle safety device or a vehicle safety device component may be known. Each step of the airbag control method may be performed by at least one of vehicle safety devices or vehicle safety device components.

Components of the vehicle safety device may include an active safety sensing unit, a collision sensing unit, and a control unit. Components of the vehicle safety device may further include a first airbag and a second airbag.

According to one embodiment, the active safety sensing unit of the vehicle safety device may include a first sensor that detects an object around the vehicle. The collision sensing unit may include a second sensor that detects a vehicle collision. The controller may control the first airbag and the second airbag according to the detected object or collision.

In step 910, the vehicle safety device may detect the boarding of a passenger using a sensor in the vehicle. A safety device for a vehicle may detect a location of a passenger in a vehicle using a sensor or the like. Vehicle safety devices may operate airbags installed in different positions in a vehicle according to the detected position of a passenger. Vehicle safety devices may differently operate a first airbag or a second airbag installed in a vehicle according to the detected position of a passenger. A safety device for a vehicle may operate an airbag mounted at a position close to the passenger's position in the vehicle according to the detected position of the passenger.

In operation 920, the vehicle safety device may detect driving of the vehicle using sensors inside or outside the vehicle.

A safety device for a vehicle may detect a driving state of the vehicle using a sensor or the like. A safety device for a vehicle may operate an airbag installed in a vehicle according to a detected driving state of the vehicle. Vehicle safety devices may operate a first airbag or a second airbag installed in a vehicle according to the detected driving state of the vehicle. A safety device for a vehicle may activate a first airbag or a second airbag installed in a vehicle or operate such an airbag when the vehicle is in a running state or in a stopped state after driving.

A safety device for a vehicle may receive data about an object expected to collide from a sensor that detects an object around the vehicle.

In step 930, the vehicle safety device may determine whether or not a collision is possible based on the received data on the predicted collision object. In step 931 or step 932, when a collision is not expected, the first airbag, the passenger behavior control airbag, and the second airbag, the front airbag or SAB, may be inactivated.

In step 940, when a collision is expected, the vehicle safety device may determine the collision direction and send a deployment signal to the first airbag in the collision direction.

The vehicle safety device may transmit a deployment signal to at least one first airbag in a collision expected direction among a plurality of first airbags installed in at least a part of the vehicle.

The control unit of the vehicle safety device determines whether a collision is possible, and when a collision is expected, determines a collision expected direction, and selects at least one first airbag in a collision expected direction among a plurality of first airbags installed in at least a part of the vehicle. A deployment signal can be transmitted.

According to an embodiment, the active safety sensing unit of the vehicle safety device transmits data on a predicted collision object among the detected objects to a control unit of the vehicle safety device, and the control unit of the vehicle safety device transmits the received data on the predicted collision object. Based on , it is determined whether a collision is possible, but when a collision is expected, a deployment signal may be transmitted to a first airbag in a direction in which a collision is expected among a plurality of first airbags.

In operation 951, operation 952, or operation 953, the first airbag in the direction in which a collision is expected is deployed when a deployment signal is received, and at least a portion of the cushion may be inflated. The first airbag may be mounted on at least a part of a vehicle seat. The first airbag may be mounted on a lower part of a seat on which a passenger sits (where the buttocks of the passenger touches), a seat, a mat, or a cushion.

According to one embodiment, a vehicle safety device may receive data on a collision detected from a sensor that detects a vehicle collision.

In step 961, step 962, or step 963, the vehicle safety device determines whether there is a collision based on the received collision data, but transmits a deployment signal to the second airbag in the collision direction. .

According to one embodiment, the second airbag may be mounted on at least a part of a vehicle seat or a position close to the vehicle seat.

The second airbag may be mounted on at least a part of a lower part of a seat of a vehicle, a backrest, a headrest, or the like, or may be mounted in a location in the vehicle close to the seat of the vehicle.

The collision sensing unit of the vehicle safety device may transmit data on the detected collision to the controller, and the controller may transmit a deployment signal to the second airbag based on the received data on the collision.

If a collision occurs in the same direction as the predicted collision direction in step 972, step 974, or step 976, the second airbag in the same collision direction as the predicted collision direction receives a deployment signal and is activated and deployed. there is.

If a collision does not occur in the same direction as the predicted collision direction in step 971, step 973, or step 975, the second airbag in the same direction as the predicted collision direction may not be operated and may not deploy.

The term '~unit' used in this embodiment means software or a hardware component such as a field-programmable gate array (FPGA) or ASIC, and '~unit' performs certain roles. However, '~ part' is not limited to software or hardware. '~bu' may be configured to be in an addressable storage medium and may be configured to reproduce one or more processors. Therefore, as an example, '~unit' refers to components such as software components, object-oriented software components, class components, and task components, processes, functions, properties, and procedures. , subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables. Functions provided within components and '~units' may be combined into smaller numbers of components and '~units' or further separated into additional components and '~units'. In addition, components and '~units' may be implemented to play one or more CPUs in a device or a secure multimedia card.

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art will variously modify and change the present invention within the scope not departing from the spirit and scope of the present invention described in the claims below. You will understand that it can be done.

Claims (10)

Active safety sensing unit including a first sensor for detecting objects around the vehicle;
a collision sensing unit including a second sensor for detecting a collision of the vehicle; and
A controller for controlling the first airbag and the second airbag according to the sensed object or collision
Including,
The control unit determines whether or not a collision is possible, and when a collision is expected, determines an expected collision direction, and deploys at least one first airbag in the expected collision direction among a plurality of first airbags installed in at least a part of the vehicle. Vehicle safety devices that transmit signals.
According to claim 1,
The first airbag,
Vehicle safety devices including cushions and inflators.
According to claim 2,
The active safety sensing unit transmits data on a collision expected object among the detected objects to the control unit,
The control unit determines whether a collision is possible based on the received data on the collision expected object, and when a collision is expected, transmits a deployment signal to a first airbag of the plurality of first airbags in a direction in which a collision is expected. Vehicle Safety Devices.
According to claim 3,
The first airbag in the direction in which the collision is expected is deployed when the deployment signal is received, and at least a portion of the cushion is inflated.
According to claim 3,
The first airbag includes a plurality of cushions,
A safety device for a vehicle in which gas is supplied to each of the plurality of cushions differently according to the received deployment signal.
According to claim 3,
The first airbag includes a plurality of cushions,
The plurality of cushions are stacked and connected to each other, and at least one of the plurality of cushions is connected to at least one gas supply pipe,
A safety device for a vehicle in which gas is equally supplied to the plurality of cushions according to the received deployment signal.
According to claim 6,
The plurality of cushions are connected to a plurality of gas supply pipes,
At least one cushion among the plurality of cushions is connected to at least one gas supply pipe among the plurality of gas supply pipes, respectively, and gas is equally supplied to each of the plurality of gas supply pipes according to the received deployment signal. Safety device for a vehicle.
According to claim 1,
The first airbag is mounted on at least a part of a seat of the vehicle,
The second airbag is mounted on at least a part of a seat of the vehicle or a position close to the seat of the vehicle,
The collision sensing unit transmits data on the detected collision to the controller,
The control unit transmits a deployment signal to the second airbag based on the received collision data.
An airbag control method for controlling an airbag of a vehicle safety device,
receiving data about an object expected to collide from a sensor that detects an object around the vehicle;
determining whether a collision is possible based on the received data on the predicted collision object; and
When a collision is expected, determining the collision expected direction and transmitting a deployment signal to the first airbag in the expected collision direction
Including,
Transmitting a deployment signal to the first airbag,
An airbag control method for transmitting a deployment signal to at least one first airbag in a collision expected direction among a plurality of first airbags installed in at least a part of the vehicle.
According to claim 9,
receiving data on the detected collision from a sensor for detecting the collision of the vehicle; and
Determining whether there is a collision based on the received collision data, and transmitting a deployment signal to a second airbag in the collision direction
Airbag control method further comprising a.

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